JBO M6 x 0.25mm Metric Fine Go Thread Ring Gauge 6h Metric ISO - 520151 Premium German made Metric Fine Right Hand Go Thread Ring Gauge. For checking to a 6h tolerance. GBP 899.99 1
JBO M6 x 0.25mm Metric Fine No-Go Thread Ring Gauge 6h Metric ISO - 520152 Premium German made Metric Fine Right Hand No-Go Thread Ring Gauge. For checking to a 6h tolerance. GBP 899.99 1